Preparation:Cook the lentils in boiling water for 20min and soak the lupines.While the lentils are cooking cut the tomatoes and cucumber, and chop up the onion and leek into a bowl.Once the lentils are cooked let them cool down in a plate for 5 to 10 min.Wash up the lupines and add them to the bowl. Pour into the bowl the olive oil, vinegar, lemon juice, parsley, oregano and mix everything. Once the lentils are cooled down add them to the bowl and mix everything. Check the seasonings and then serve as a main dish or as a side dish. Enjoy!